<template>
  <div>
    <!-- 顶部的滑动条 -->
    <div id="slider" class="mui-slider">
      <div
        id="sliderSegmentedControl"
        class="mui-scroll-wrapper mui-slider-indicator mui-segmented-control mui-segmented-control-inverted"
      >
        <div class="mui-scroll">
          <a
            :class="['mui-control-item', item.id == 0 ? 'mui-active' : '']"
            v-for="item in cates"
            :key="item.id"
            @click="getPhotoList(item.id)"
          >{{ item.title }}</a>
        </div>
      </div>
    </div>

    <!-- 图片区域 -->
    <ul class="photo-list">
      <router-link v-for="item in list" :key="item.id" tag="li" :to="'/home/photoinfo/' + item.id">
        <img v-lazy="item.img_url" />
        <div class="info">
          <h3 class="info-title">{{ item.title }}</h3>
          <div class="info-body">{{ item.zhaiyao }}</div>
        </div>
      </router-link>
    </ul>
  </div>
</template>
<script>
// 导入
import mui from "../../lib/mui/js/mui.js";
// // 初始化

export default {
  data() {
    return {
      cates: [], // 所有图文分类
      list: []
    };
  },
  methods: {
    //   获取图文分类
    getALLphoto() {
      // 获取分类列表
      this.$http.get("api/getimgcategory").then(result => {
        if (result.body.status === 0) {
          result.body.message.unshift({ title: "全部", id: 0 });
          this.cates = result.body.message;
        } else {
        }
      });
    },
    // 获取图文列表
    getPhotoList(cateID) {
      this.$http.get("api/getimages/" + cateID).then(result => {
        if (result.body.status === 0) {
          this.list = result.body.message;
        }
      });
    }
  },
  created() {
    this.getALLphoto();
    this.getPhotoList(0);
  },
  mounted() {
    //   初始化
    mui(".mui-scroll-wrapper").scroll({
      deceleration: 0.0005 //flick 减速系数，系数越大，滚动速度越慢，滚动距离越小，默认值0.0006
    });
  }
};
</script>

<style lang="scss">
* {
  touch-action: pan-y;
}

.photo-list {
  margin: 0;
  padding: 10px;
  list-style: none;
  li {
    position: relative;
    background-color: #ccc;
    padding: 0;
    margin: 0;
    text-align: center;
    margin-bottom: 10px;
    box-shadow: 0 0 6px #999;
    img {
      vertical-align: middle;
      width: 100%;
    }
    img[lazy="loading"] {
      width: 40px;
      height: 300px;
      margin: auto;
    }
    .info {
      position: absolute;
      bottom: 0;
      background-color: rgba($color: #000000, $alpha: 0.4);
      color: #fff;
      text-align: left;
      max-height: 90px;
      .info-title {
        color: yellow;
        font-size: 16px;
      }
      .info-body {
        font-size: 14px;
      }
    }
  }
}
</style>